2091915

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 4305600

約数和(自身を除く): 2213685

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 229, 261, 315, 435, 609, 687, 1015, 1145, 1305, 1603, 1827, 2061, 3045, 3435, 4809, 6641, 8015, 9135, 10305, 14427, 19923, 24045, 33205, 46487, 59769, 72135, 99615, 139461, 232435, 298845, 418383, 697305, 2091915]

約数ペア:

[(1, 2091915), (3, 697305), (5, 418383), (7, 298845), (9, 232435), (15, 139461), (21, 99615), (29, 72135), (35, 59769), (45, 46487), (63, 33205), (87, 24045), (105, 19923), (145, 14427), (203, 10305), (229, 9135), (261, 8015), (315, 6641), (435, 4809), (609, 3435), (687, 3045), (1015, 2061), (1145, 1827), (1305, 1603)]